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-rw-r--r--sound/pci/asihpi/hpioctl.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/pci/asihpi/hpioctl.c b/sound/pci/asihpi/hpioctl.c
index 26186be638b..cd624f13ff8 100644
--- a/sound/pci/asihpi/hpioctl.c
+++ b/sound/pci/asihpi/hpioctl.c
@@ -156,6 +156,11 @@ long asihpi_hpi_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
goto out;
}
+ if (hm->h.adapter_index >= HPI_MAX_ADAPTERS) {
+ err = -EINVAL;
+ goto out;
+ }
+
pa = &adapters[hm->h.adapter_index];
hr->h.size = res_max_size;
if (hm->h.object == HPI_OBJ_SUBSYSTEM) {